COSW vs. SLJY

Last updated Jun 4, 2026

COSW (Roundhill COST WeeklyPay ETF) and SLJY (Amplify SILJ Covered Call ETF) are both Derivative Income funds. Both are actively managed. At a 0.03 correlation, their price movements are largely independent. COSW charges 0.99%/yr vs 0.75%/yr for SLJY.

Performance

COSW vs. SLJY - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Roundhill COST WeeklyPay ETF (COSW) and Amplify SILJ Covered Call ETF (SLJY). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, COSW achieves a 12.13% return, which is significantly higher than SLJY's 7.71% return.

COSW

• 1D: 0.92%
• 1M: -6.40%
• YTD: 12.13%
• 6M: 2.92%
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

SLJY

• 1D: -4.01%
• 1M: 3.34%
• YTD: 7.71%
• 6M: 15.56%
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

*Multi-year figures are annualized to reflect compound growth (CAGR)

COSW vs. SLJY - Yearly Performance Comparison

	2026 (YTD)	2025
COSW Roundhill COST WeeklyPay ETF	12.13%	-10.71%
SLJY Amplify SILJ Covered Call ETF	7.71%	20.95%

Correlation

The correlation between COSW and SLJY is 0.03, meaning there is essentially no relationship between their price movements. Each responds to its own set of market drivers, making them strong candidates for combining in a diversified portfolio.

	Correlation
Correlation (All Time) Calculated using the full available price history since Oct 24, 2025	0.03

Return for Risk

COSW vs. SLJY - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Roundhill COST WeeklyPay ETF (COSW) and Amplify SILJ Covered Call ETF (SLJY). Risk-adjusted metrics are performance indicators that assess an investment's returns in relation to its risk, enabling a more accurate comparison of different investment options.

Risk / return metrics aren't available yet — we need at least 12 months of trading data to calculate them.

Sharpe Ratios by Period

	COSW	SLJY	Difference
Sharpe Ratio (All Time) Calculated using the full available price history	0.01	1.49	-1.49

Drawdowns

COSW vs. SLJY - Drawdown Comparison

The maximum COSW drawdown since its inception was -16.24%, smaller than the maximum SLJY drawdown of -30.60%. Use the drawdown chart below to compare losses from any high point for COSW and SLJY.

Drawdown Indicators

	COSW	SLJY	Difference
Max Drawdown Largest peak-to-trough decline	-16.24%	-30.60%	+14.36%
Current Drawdown Current decline from peak	-14.62%	-21.65%	+7.03%
Average Drawdown Average peak-to-trough decline	-4.17%	-9.60%	+5.43%

Volatility

Volatility by Period

	COSW	SLJY	Difference
Volatility (1Y) Calculated over the trailing 1-year period	26.10%	49.59%	-23.49%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	26.10%	49.59%	-23.49%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	26.10%	49.59%	-23.49%

COSW vs. SLJY - Expense Ratio Comparison

COSW has a 0.99% expense ratio, which is higher than SLJY's 0.75% expense ratio.

Dividends

COSW vs. SLJY - Dividend Comparison

COSW's dividend yield for the trailing twelve months is around 18.13%, more than SLJY's 16.71% yield.

Position	TTM	2025
COSW Roundhill COST WeeklyPay ETF	18.13%	4.96%
SLJY Amplify SILJ Covered Call ETF	16.71%	6.26%

Frequently Asked Questions

Can I hold both COSW and SLJY in my portfolio?

COSW and SLJY have a correlation of 0.03, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which ETF is better, COSW or SLJY?

On fees, SLJY is cheaper at 0.75% per year. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF is cheaper, COSW or SLJY?

SLJY is cheaper with a 0.75% expense ratio, compared with 0.99% for COSW.

Which ETF pays a higher dividend yield, COSW or SLJY?

COSW has the higher dividend yield at 18.13%, compared with 16.71% for SLJY.

What is the main difference between COSW and SLJY?

They also come from different issuers: Roundhill and Amplify. Their fees differ too: 0.99% for COSW and 0.75% for SLJY.